320113311023 has 16 divisors (see below), whose sum is σ = 352841584032. Its totient is φ = 287992320000.

The previous prime is 320113311013. The next prime is 320113311113.

320113311023 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-320113311023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320113310986 and 320113311004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320113311013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2279363 + ... + 2415723.

It is an arithmetic number, because the mean of its divisors is an integer number (22052599002).

Almost surely, 2^320113311023 is an apocalyptic number.

320113311023 is a deficient number, since it is larger than the sum of its proper divisors (32728273009).

320113311023 is a wasteful number, since it uses less digits than its factorization.

320113311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138586.

The product of its (nonzero) digits is 324, while the sum is 20.

It can be divided in two parts, 320113 and 311023, that added together give a palindrome (631136).

The spelling of 320113311023 in words is "three hundred twenty billion, one hundred thirteen million, three hundred eleven thousand, twenty-three".